Home / 18,031.83-24,883.11-10,072.50

Finding the Fourth Proportional to 18,031.83, 24,883.11 and 10,072.50

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Solution

The fourth proportional to 18,031.83, 24,883.11 and 10,072.50 is: 13,899.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031.83 : 24,883.11 = 10,072.50 : x
  2. Step 2: Convert to fraction form
    18,031.83/24,883.11 = 10,072.50/x
  3. Step 3: Cross multiply
    18,031.83x = 24,883.11 × 10,072.50
  4. Step 4: Simplify right side
    18,031.83x = 250,635,125.48
  5. Step 5: Solve for x
    x = 250,635,125.48/18,031.83
  6. Step 6: Final answer
    x = 13,899.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.